This is a drawbar actuator that the walls of the ID had been scored and allowed hydraulic fluid to seep around the seals and contaminate the spindle bearings causing premature bearing failure. We were able to rework the ID in our grinding department saving our customer several thousands of dollars.
Running this spindle too long caused deformed ball bearings and damage to the outer race
Damage to the outer race is consistent with prolonged operation after spindle exhibited initial signs of needing to be rebuilt
Every spi…Read More